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MCQs

Total Questions : 180 | Page 14 of 18 pages
Question 131. The mortise and tenon are provided in __________ joint.
  1.    Concrete
  2.    Spigot
  3.    A C pipe
  4.    Flanged
 Discuss Question
Answer: Option A. -> Concrete
Answer: (a).Concrete
Question 132. _______ is used to magnify the sound for detecting leakage.
  1.    Aquagaurd
  2.    Otoscope
  3.    Sonoscope
  4.    Horoscope
 Discuss Question
Answer: Option C. -> Sonoscope
Answer: (c).Sonoscope
Question 133. ________ head should be higher than working head in a hydraulic test.
  1.    Pressure
  2.    Water
  3.    Working
  4.    Gauge
 Discuss Question
Answer: Option C. -> Working
Answer: (c).Working
Question 134. Which of the following is not a leakage detection method?
  1.    Direct observation
  2.    By plotting HGL
  3.    Pipe corrosion
  4.    Sounding rod
 Discuss Question
Answer: Option C. -> Pipe corrosion
Answer: (c).Pipe corrosion
Question 135. Leakage should be nil or minimum by following equation Q = ___________ × ND (P)^1/2.
  1.    3/3300
  2.    2/3300
  3.    4/3300
  4.    3/2200
 Discuss Question
Answer: Option B. -> 2/3300
Answer: (b).2/3300
Question 136. A cylindrical section having no joint is known as _____________
  1.    Seamless section
  2.    Efficient section
  3.    Rivet less section
  4.    Anchorage section
 Discuss Question
Answer: Option A. -> Seamless section
Answer: (a).Seamless section
Question 137. Strength of joint = efficiency × __________
  1.    Strength of section
  2.    Depth of plate
  3.    Length of plate
  4.    Strength of plate
 Discuss Question
Answer: Option D. -> Strength of plate
Answer: (d).Strength of plate
Question 138. The calcium carbonate in water is _____________
  1.    Causes bad taste
  2.    Increases hardness of water
  3.    Causes turbidity
  4.    Softens water
 Discuss Question
Answer: Option D. -> Softens water
Answer: (d).Softens water
Question 139. Red colour in water denotes?
  1.    Mn
  2.    Fe
  3.    Nacl
  4.    Ca
 Discuss Question
Answer: Option B. -> Fe
Answer: (b).Fe
Question 140. The presence of calcium and magnesium chloride in water causes ___________
  1.    Hardness
  2.    Bad taste
  3.    Turbidity
  4.    Softening
 Discuss Question
Answer: Option D. -> Softening
Answer: (d).Softening

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